Jo Harding leads a band of tornado chasers, on a perilous quest to test a new sensor device. Bill Harding, her fellow scientist and estranged husband, unwittingly joins her on this meteorological quest.

Picard is captured and tortured by the Cardassians, while Riker tries to prevent a Federation attack on Cardassia.

Allison, a pre-law student who is interning at the district attorney's office, starts to experience paranormal events. When one of her dreams ends up being based on a real case, she is able to help the Texas Rangers solve a mystery.